CN205876403U - Open circulation cooling water system - Google Patents
Open circulation cooling water system Download PDFInfo
- Publication number
- CN205876403U CN205876403U CN201620851620.0U CN201620851620U CN205876403U CN 205876403 U CN205876403 U CN 205876403U CN 201620851620 U CN201620851620 U CN 201620851620U CN 205876403 U CN205876403 U CN 205876403U
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- cooling water
- unit
- shutdown
- oil cooler
- cwr
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Abstract
The utility model relates to an open circulation cooling water system, including shut down the cooling water delivery pipe, shut down the cooling water wet return, and two at least units, every unit all include circulating water pump system, oil cooler, with the water supply distribution system of the import intercommunication of the export of circulating water pump system and oil cooler, and with the return system of the export intercommunication of oil cooler, the import of the oil cooler of every unit all feeds through every unit with shut down cooling water delivery pipe the export of oil cooler all communicates with shut down cooling water wet return, and the water supply distribution system of shut down cooling water delivery pipe and every unit communicates, and the return system of shut down cooling water wet return and every unit communicates, all is equipped with the shut -off valve on shut down cooling water delivery pipe and the shut down cooling water wet return. It provides the cooling water to be stopping transport the oil cooler of unit by operating unit, and the circulating water pump system of stoppage in transit unit need not rerun, saves a large amount of power plant's power consumptions, reduces the running cost, the benefit of improving production.
Description
Technical field
This utility model relates to a kind of thermal power plant cooling water system, particularly to a kind of open cycle cooling water system
System.
Background technology
Thermal power plant is using fresh water as subsidiary engine cooling water source, and is not required to carry out process when can be used as subsidiary engine cooling water,
Generally use open circulation chilled water system.Cool down, exchange the heat that each equipment user is distributed, it is ensured that the safe and reliable fortune of equipment
OK.Traditional open circulating water system is designed with unit style, and i.e. every thermal power generation unit configures a set of independent open type and follows
Ring cooling water system, often set open cycle cooling water system is unrelated and affects.In order to ensure that Turbine Safety is stopped transport, at machine
In the case of group is stopped transport, the open cycle cooling water system that this unit is corresponding at least to put into a water circulating pump and run, and prevents
Overtemperature when oil cooler carries out oil circulation, therefore water circulating pump cannot be stopped transport, and during unit outage, water circulating pump runs and typically also needs to
24-48 hour, one hour needs of cooling water inflow about 20 tons, it is greatly increased power plant's electricity consumption and operating cost.
Utility model content
The purpose of this utility model is to provide a kind of open cycle cooling water system, it is possible to saves power plant's electricity consumption, reduces
Operating cost, improves productivity effect.
For realizing the purpose of this utility model, adopt the technical scheme that:
A kind of open cycle cooling water system, shuts down cooling water supply pipe, at least shutdown cooling including at least one
Water return pipe and at least two units, every unit all includes Circulating Pump System, at least two oil cooler and recirculated water
The outlet of pumping system and the inlet communication of oil cooler for water distribution system and the return water system of the outlet with oil cooler,
The import of the oil cooler of every unit all with shut down cooling water supply pipe connect, the outlet of the described oil cooler of every unit all with
Shutdown CWR connects, and shuts down cooling water supply pipe and connects with the water distribution system that supplies of every unit, shuts down cooling water
Return pipe connects with the return water system of every unit, shuts down and is equipped with shutoff on cooling water supply pipe and shutdown CWR
Valve.
When properly functioning, close the shut-off valve shut down cooling water supply pipe and shut down on CWR, every machine
Group presses unit style mode operation；When one of them unit outage, then that closes this unit supplies water distribution system and return water system,
Open the shut-off valve shut down cooling water supply pipe and shut down on CWR, operating unit be the cold of stoppage in transit unit
Oil device carries Cooling Water, and the Circulating Pump System of stoppage in transit unit need not rerun, and saves the electricity consumption of substantial amounts of power plant, reduces and runs into
This, improve productivity effect.
Below technical scheme is further illustrated:
Further, shut down cooling water supply pipe and shut down CWR all with the oil cooler of every unit one by one
Corresponding.The every inlet communication shutting down cooling water supply pipe and one of them oil cooler of every unit, shuts down cooling water for every
The outlet of one of them oil cooler of return pipe and every unit.
Further, every unit all includes two oil coolers, and shutting down cooling water supply pipe has two, shuts down cooling
Water return pipe with shut down cooling water supply pipe one_to_one corresponding, wherein shut down cooling water supply pipe and every unit wherein one
The inlet communication of individual oil cooler, the import of an other another one oil cooler shutting down cooling water supply pipe and every unit is even
Logical.
Further, shut down cooling water supply pipe and shutdown CWR all has one, shut down cooling water
Managing the water supply line connection corresponding with one of them oil cooler of every unit, the import of other oil coolers supplies with shutting down cooling water
Water pipe is connected by the first connection pipeline, shuts down the outlet that CWR is corresponding with one of them oil cooler of every unit
Connection, the outlet of other oil coolers is connected pipeline connection, the first connection pipeline and the with shutting down CWR by second
Two connect pipeline is equipped with shut-off valve.
Further, Circulating Pump System includes at least one water circulating pump, and every recirculated water delivery side of pump is all with right
That answers connects for water distribution system.Each oil cooler is supplied water to by water circulating pump.
Further, Circulating Pump System includes three water circulating pumps, and wherein a water circulating pump is stand-by pump.Make be
The operation of system is safer.
Further, shut down and be equipped with, on cooling water supply pipe and shutdown CWR, the oil cooler communicated therewith
Shut-off valve one to one.The operation making system is safer.
Further, shut-off valve is electrodynamic valve.
Further, shut down cooling water supply pipe and shutdown CWR is seamless steel pipe.
Compared with prior art, this utility model has the advantages that
This utility model, when properly functioning, closes the shutoff shut down cooling water supply pipe and shut down on CWR
Valve, every unit presses unit style mode operation；When one of them unit outage, then close this unit for water distribution system and
Return water system, opens the shut-off valve shut down cooling water supply pipe and shut down on CWR, by operating unit for stopping
The oil cooler of fortune unit carries Cooling Water, and the Circulating Pump System of stoppage in transit unit need not rerun, and saves the electricity consumption of substantial amounts of power plant,
Reduce operating cost, improve productivity effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model first embodiment open cycle cooling water system；
Fig. 2 is the structural representation of this utility model the second embodiment open cycle cooling water system.
Description of reference numerals:
10. shutdown cooling water supply pipe, 20. shutdown CWRs, 30. units, 310. Circulating Pump Systems, 311.
Water circulating pump, 320. oil coolers, 330. manage for water distribution system, 331. water main pipes, 332. water supply, 340. return water systems,
341. backwater mother pipes, 342. backwater pipes, 40. shut-off valves, 50. cooling towers, 60. condenser circulations, 70. control valves,
80. first connect pipeline, and 90. second connect pipeline.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiment of the present utility model is described in detail:
As it is shown in figure 1, a kind of open cycle cooling water system, shut down cooling water supply pipe 10, at least including at least one
Shutting down CWR 20 and at least two units 30 for one, every unit 30 all includes Circulating Pump System 310, at least
The inlet communication of one oil cooler 320 and the outlet of Circulating Pump System 310 and oil cooler 320 for water distribution system 330,
And the return water system 340 of the outlet with oil cooler 320, the import of the oil cooler 320 of every unit 30 all cools down with shutting down
Water feed pipe 10 connects, and the outlet of the oil cooler 320 of every unit 30 all connects with shutdown CWR 20, shuts down cooling
Water feed pipe 10 connects for water distribution system 330 with every unit 30, shuts down CWR 20 and every unit 30
Return water system 340 connects, and shuts down and is equipped with shut-off valve 40 on cooling water supply pipe 10 and shutdown CWR 20.
When properly functioning, close the shut-off valve 40 shut down cooling water supply pipe 10 and shut down on CWR 20,
Every unit 30 presses unit style pattern independent operating；When one of them unit 30 is stopped transport, then that closes this unit 30 supplies moisture
Match system 330 and return water system 340, open the shut-off valve shut down cooling water supply pipe 10 and shut down on CWR 20
40, the oil cooler 320 that operating unit 30 is stoppage in transit unit 30 carry Cooling Water, the Circulating Pump System of stoppage in transit unit 30
310 need not rerun, and save the electricity consumption of substantial amounts of power plant, reduce operating cost, improve productivity effect.
In the present embodiment, as it is shown in figure 1, open cycle cooling water system includes two units 30, every unit 30 is equal
Including two oil coolers 320, shut down cooling water supply pipe 10 and shut down CWR 20 all with the cold oil of every unit 30
Device 320 one_to_one corresponding, shutting down cooling water supply pipe 10 has two, shuts down CWR 20 and shuts down cooling water supply pipe 10
One_to_one corresponding, wherein an inlet communication shutting down cooling water supply pipe 10 and one of them oil cooler 320 of every unit 30,
An other inlet communication shutting down cooling water supply pipe 10 and the another one oil cooler 320 of every unit 30.Open circulation
Cooling water system can also arrange more than two units 30 according to actual needs, and every unit 30 includes at least one oil cooler
320。
As it is shown in figure 1, shut down cooling water supply pipe 10 and shutting down to be equipped with communicate therewith cold on CWR 20
Oil device 320 shut-off valve 40 one to one, the operation making system is safer.
In the present embodiment, shut down cooling water supply pipe 10 and shutdown CWR 20 is seamless steel pipe, turn off
Valve 40 is electrodynamic valve, and shut-off valve 40, shutdown cooling water supply pipe 10 and shutdown CWR 20 can also be according to actual need
Use other forms.
As it is shown in figure 1, Circulating Pump System 310 includes three water circulating pumps 311, wherein a water circulating pump 311 is standby
With pump, the outlet of every water circulating pump 311 is all connected for water distribution system 330 with corresponding, is supplied by water by water circulating pump 311
It is given to each oil cooler 320, and makes the operation of system safer.Circulating Pump System 310 can also be arranged according to actual needs
More than one water circulating pump 311.
As it is shown in figure 1, include a water main pipe 331 for water distribution system 330 and supply one to one with oil cooler 320
Water pipe 332, backwater distribution system include backwater mother's pipe 341 and with the oil cooler 320 sub-pipe of backwater one to one 342,
Cooling tower 50 and condenser circulation 60 carry Cooling Water for every unit 30, from oil cooler 320 cooling current out
Return cooling tower 50, supply water sub-pipe 332 and the sub-pipe of backwater 342 are equipped with control valve 70, shutdown cooling water supply pipe 10 and every
The sub-pipe of water supply 332 of unit 30 connects, and cooling, between the import and control valve 70 of oil cooler 320, is shut down in the position of connection
Water return pipe 20 pipe 342 sub-with the backwater of every unit 30 connects, and the position of connection is positioned at outlet and the control valve of oil cooler 320
Between 70.
Unlike the embodiments above, in the present embodiment, as in figure 2 it is shown, shut down cooling water supply pipe 10 and shut down
CWR 20 all has one, shuts down cooling water supply pipe 10 corresponding with one of them oil cooler 320 of every unit 30
Water supply line connection, the import of other oil coolers 320 with shut down cooling water supply pipe 10 and pass through first and be connected pipeline 80 and connect,
Shut down the outlet that CWR 20 is corresponding with one of them oil cooler 320 of every unit 30, other oil coolers 320
Outlet with shut down CWR 20 and be connected pipeline 90 by second and connect, first connects pipeline 80 and the second connection pipeline
90 are equipped with shut-off valve 40.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, not to above-mentioned reality
The all possible combination of each technical characteristic executed in example is all described, but, as long as the combination of these technical characteristics is not deposited
In contradiction, all it is considered to be the scope that this specification is recorded.
Embodiment described above only have expressed several embodiments of the present utility model, and it describes more concrete and detailed,
But therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, for the common skill of this area
For art personnel, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement, these broadly fall into
Protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be as the criterion with claims.
Claims (9)
1. an open cycle cooling water system, it is characterised in that include at least one shut down cooling water supply pipe, at least one
Shutting down CWR and at least two units, every described unit all includes Circulating Pump System, at least two cold oil
The inlet communication of device and the outlet of described Circulating Pump System and described oil cooler for water distribution system and with described cold oil
The return water system of the outlet of device, the import of the described oil cooler of every described unit all with described shutdown cooling water supply pipe
Connection, the outlet of the described oil cooler of every described unit all connects with described shutdown CWR, and described shutdown cools down
Water feed pipe connects for water distribution system with the described of unit every described, described shutdown CWR and every described machine
The described return water system connection of group, described shutdown cooling water supply pipe and described shutdown CWR are equipped with shutoff
Valve.
Open cycle cooling water system the most according to claim 1, it is characterised in that described shutdown cooling water supply pipe and
Described shutdown CWR all with the described oil cooler one_to_one corresponding of every unit.
Open cycle cooling water system the most according to claim 2, it is characterised in that every described unit all includes two
Oil cooler described in platform, described shutdown cooling water supply pipe has two, and described shutdown CWR shuts down cooling water with described
Feed pipe one_to_one corresponding, wherein a described shutdown cooling water supply pipe and one of them described oil cooler of every described unit
Inlet communication, an other described shutdown cooling water supply pipe enters with oil cooler described in the another one of unit every described
Mouth connection.
Open cycle cooling water system the most according to claim 1, it is characterised in that described shutdown cooling water supply pipe and
Described shutdown CWR all has one, described in one of them of described shutdown cooling water supply pipe and every described unit
The described water supply line connection that oil cooler is corresponding, the import of other described oil coolers and described shutdown cooling water supply pipe are by the
One connects pipeline connects, described shutdown CWR and unit one of them corresponding going out of described oil cooler every described
Mouthful connection, the outlet of other described oil coolers and described shutdown CWR be connected pipeline connection by second, and described the
One connection pipeline and described second connects pipeline and is equipped with shut-off valve.
Open cycle cooling water system the most according to claim 1, it is characterised in that described Circulating Pump System include to
Lacking two water circulating pumps, every described recirculated water delivery side of pump all connects with corresponding described confession water distribution system.
Open cycle cooling water system the most according to claim 5, it is characterised in that described Circulating Pump System includes three
Water circulating pump described in platform, wherein a described water circulating pump is stand-by pump.
Open cycle cooling water system the most according to claim 1, it is characterised in that described shutdown cooling water supply pipe and
The most described shut-off valve of described oil cooler communicated therewith it is equipped with on described shutdown CWR.
8. according to the open cycle cooling water system described in any one of claim 1 to 7, it is characterised in that described shut-off valve is
Electrodynamic valve.
9. according to the open cycle cooling water system described in any one of claim 1 to 7, it is characterised in that described shutdown cools down
Water feed pipe and described shutdown CWR are seamless steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620851620.0U CN205876403U (en) | 2016-08-08 | 2016-08-08 | Open circulation cooling water system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620851620.0U CN205876403U (en) | 2016-08-08 | 2016-08-08 | Open circulation cooling water system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205876403U true CN205876403U (en) | 2017-01-11 |
Family
ID=57701109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620851620.0U Active CN205876403U (en) | 2016-08-08 | 2016-08-08 | Open circulation cooling water system |
Country Status (1)
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372598A (en) * | 2018-12-24 | 2019-02-22 | 沧州华润热电有限公司 | A kind of the oil cooler system and its cooling means of steam turbine |
| CN112943456A (en) * | 2021-03-12 | 2021-06-11 | 华能江阴燃机热电有限责任公司 | Auxiliary engine cooling water system of gas-steam combined cycle unit |
| CN113916569A (en) * | 2021-07-22 | 2022-01-11 | 中国北方车辆研究所 | Radiator open type cooling water cleaning and heat exchange quantity stable improvement device |
-
2016
- 2016-08-08 CN CN201620851620.0U patent/CN205876403U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372598A (en) * | 2018-12-24 | 2019-02-22 | 沧州华润热电有限公司 | A kind of the oil cooler system and its cooling means of steam turbine |
| CN112943456A (en) * | 2021-03-12 | 2021-06-11 | 华能江阴燃机热电有限责任公司 | Auxiliary engine cooling water system of gas-steam combined cycle unit |
| CN113916569A (en) * | 2021-07-22 | 2022-01-11 | 中国北方车辆研究所 | Radiator open type cooling water cleaning and heat exchange quantity stable improvement device |
| CN113916569B (en) * | 2021-07-22 | 2023-07-14 | 中国北方车辆研究所 | Radiator open type cooling water cleaning and heat exchange quantity stabilization improvement device |
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